Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 122.2 >
edited by Xiaoling
on 2023/06/08 17:10
To version < 116.1 >
edited by Bei Jinggeng
on 2023/04/26 16:13
>
Change comment: Uploaded new attachment "image-20230426161322-1.png", version {1}

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
29 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -283,7 +283,7 @@
283 283  Each LT is shipped with a sticker with the default device EUI as below:
284 284  )))
285 285  
286 -[[image:image-20230425173427-2.png||height="246" width="530"]]
286 +[[image:image-20230425173427-2.png]]
287 287  
288 288  
289 289  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -314,50 +314,29 @@
314 314  There are five working modes + one interrupt mode on LT for different type application:
315 315  
316 316  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
317 -
318 318  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
319 -
320 320  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
321 -
322 322  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
323 -
324 324  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
325 -
326 326  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
327 327  
328 328  
329 -
330 330  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
331 331  
332 332  
333 333  (((
334 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
335 -
336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
337 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
338 -|Value|(((
339 -AVI1 voltage
340 -)))|(((
341 -AVI2 voltage
342 -)))|(((
343 -ACI1 Current
344 -)))|(((
345 -ACI2 Current
346 -)))|DIDORO*|(((
347 -Reserve
348 -)))|MOD
328 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
349 349  )))
350 350  
331 +[[image:image-20220523174024-3.png]]
332 +
351 351  (((
352 352  
353 353  
354 354  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
355 -
356 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
357 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
358 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
359 359  )))
360 360  
339 +[[image:image-20220523174254-4.png]]
361 361  
362 362  * RO is for relay. ROx=1 : close，ROx=0 always open.
363 363  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -398,6 +398,7 @@
398 398  ** DO1 is high in case there is load between DO1 and V+.
399 399  ** DO1 LED is off in both case
400 400  
380 +
401 401  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
402 402  
403 403  
... ... @@ -407,28 +407,18 @@
407 407  
408 408  (((
409 409  Total : 11 bytes payload
390 +)))
410 410  
411 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
412 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
413 -|Value|COUNT1|COUNT2 |DIDORO*|(((
414 -Reserve
392 +[[image:image-20220523180452-3.png]]
415 415  
416 -
417 -)))|MOD
418 -)))
419 419  
420 420  (((
421 -
422 -
423 423  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
424 -
425 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
426 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
427 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
428 -
429 -RO is for relay. ROx=1 : close，ROx=0 always open.
430 430  )))
431 431  
399 +[[image:image-20220523180506-4.png]]
400 +
401 +* RO is for relay. ROx=1 : close，ROx=0 always open.
432 432  * FIRST: Indicate this is the first packet after join network.
433 433  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
434 434  
... ... @@ -486,24 +486,15 @@
486 486  
487 487  **LT22222-L**: This mode the DI1 is used as a counting pin.
488 488  
489 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
490 -|**Size(bytes)**|**4**|**2**|**2**|**1**|**1**|**1**
491 -|Value|COUNT1|(((
492 -ACI1 Current
493 -)))|(((
494 -ACI2 Current
495 -)))|DIDORO*|Reserve|MOD
459 +[[image:image-20220523181246-5.png]]
496 496  
497 497  (((
498 498  
499 499  
500 500  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
501 -
502 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
503 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
504 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
505 505  )))
506 506  
467 +[[image:image-20220523181301-6.png]]
507 507  
508 508  * RO is for relay. ROx=1 : close，ROx=0 always open.
509 509  * FIRST: Indicate this is the first packet after join network.
... ... @@ -545,25 +545,16 @@
545 545  
546 546  (((
547 547  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
548 -
549 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
550 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
551 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
552 -Reserve
553 -
554 -
555 -)))|MOD
556 556  )))
557 557  
511 +[[image:image-20220523181903-8.png]]
558 558  
513 +
559 559  (((
560 560  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
561 -
562 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
563 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
564 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
565 565  )))
566 566  
518 +[[image:image-20220523181727-7.png]]
567 567  
568 568  * RO is for relay. ROx=1 : close，ROx=0 always open.
569 569  * FIRST: Indicate this is the first packet after join network.
... ... @@ -618,29 +618,12 @@
618 618  
619 619  **LT22222-L**: This mode the DI1 is used as a counting pin.
620 620  
621 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
622 -|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
623 -|Value|(((
624 -AVI1
625 -voltage
626 -)))|(((
627 -AVI2
628 -voltage
629 -)))|(((
630 -ACI1
631 -Current
632 -)))|COUNT1|DIDORO*|(((
633 -Reserve
634 -)))|MOD
573 +[[image:image-20220523182334-9.png]]
635 635  
636 636  (((
637 637  
638 638  
639 639  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
640 -
641 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
642 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
643 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
644 644  )))
645 645  
646 646  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -765,51 +765,12 @@
765 765  
766 766  MOD6 Payload : total 11 bytes payload
767 767  
768 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
769 -|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
770 -|Value|(((
771 -TRI_A
772 -FLAG
773 -)))|(((
774 -TRI_A
775 -Status
776 -)))|(((
777 -TRI_DI
778 -FLAG+STA
779 -)))|Reserve|Enable/Disable MOD6|(((
780 -MOD
781 -(6)
782 -)))
703 +[[image:image-20220524085923-1.png]]
783 783  
705 +
784 784  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
785 785  
786 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
787 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
788 -|(((
789 -AV1_
790 -LOW
791 -)))|(((
792 -AV1_
793 -HIGH
794 -)))|(((
795 -AV2_
796 -LOW
797 -)))|(((
798 -AV2_
799 -HIGH
800 -)))|(((
801 -AC1_
802 -LOW
803 -)))|(((
804 -AC1_
805 -HIGH
806 -)))|(((
807 -AC2_
808 -LOW
809 -)))|(((
810 -AC2_
811 -HIGH
812 -)))
708 +[[image:image-20220524090106-2.png]]
813 813  
814 814  * Each bits shows if the corresponding trigger has been configured.
815 815  
... ... @@ -818,35 +818,10 @@
818 818  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
819 819  
820 820  
717 +
821 821  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
822 822  
823 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
824 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
825 -|(((
826 -AV1_
827 -LOW
828 -)))|(((
829 -AV1_
830 -HIGH
831 -)))|(((
832 -AV2_
833 -LOW
834 -)))|(((
835 -AV2_
836 -HIGH
837 -)))|(((
838 -AC1_
839 -LOW
840 -)))|(((
841 -AC1_
842 -HIGH
843 -)))|(((
844 -AC2_
845 -LOW
846 -)))|(((
847 -AC2_
848 -HIGH
849 -)))
720 +[[image:image-20220524090249-3.png]]
850 850  
851 851  * Each bits shows which status has been trigger on this uplink.
852 852  
... ... @@ -857,9 +857,7 @@
857 857  
858 858  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
859 859  
860 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
861 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
862 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
731 +[[image:image-20220524090456-4.png]]
863 863  
864 864  * Each bits shows which status has been trigger on this uplink.
865 865  
... ... @@ -905,6 +905,7 @@
905 905  
906 906  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
907 907  
777 +
908 908  === 3.4.1 Common Commands ===
909 909  
910 910  
... ... @@ -1147,14 +1147,9 @@
1147 1147  
1148 1148  (((
1149 1149  01: Low,  00: High ,  11: No action
1150 -
1151 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1152 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1153 -|02  01  00  11|Low|High|No Action
1154 -|02  00  11  01|High|No Action|Low
1155 -|02  11  01  00|No Action|Low|High
1156 1156  )))
1157 1157  
1022 +[[image:image-20220524092754-5.png]]
1158 1158  
1159 1159  (((
1160 1160  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1192,31 +1192,24 @@
1192 1192  
1193 1193  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1194 1194  
1195 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1196 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1197 -|0x01|DO1 set to low
1198 -|0x00|DO1 set to high
1199 -|0x11|DO1 NO Action
1060 +[[image:image-20220524093238-6.png]]
1200 1200  
1062 +
1201 1201  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1202 1202  
1203 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1204 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1205 -|0x01|DO2 set to low
1206 -|0x00|DO2 set to high
1207 -|0x11|DO2 NO Action
1065 +[[image:image-20220524093328-7.png]]
1208 1208  
1067 +
1209 1209  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1210 1210  
1211 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1212 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1213 -|0x01|DO3 set to low
1214 -|0x00|DO3 set to high
1215 -|0x11|DO3 NO Action
1070 +[[image:image-20220524093351-8.png]]
1216 1216  
1217 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1218 1218  
1073 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1219 1219  
1075 + Latching time. Unit: ms
1076 +
1077 +
1220 1220  (% style="color:red" %)**Note: **
1221 1221  
1222 1222   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1266,21 +1266,10 @@
1266 1266  
1267 1267  (((
1268 1268  01: Close ,  00: Open , 11: No action
1269 -
1270 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1271 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1272 -|03  00  11|Open|No Action
1273 -|03  01  11|Close|No Action
1274 -|03  11  00|No Action|Open
1275 -|03  11  01|No Action|Close
1276 -|03  00  00|Open|Open
1277 -|03  01  01|Close|Close
1278 -|03  01  00|Close|Open
1279 -|03  00  01|Open|Close
1280 1280  )))
1281 1281  
1282 1282  (((
1283 -
1130 +[[image:image-20220524093724-9.png]]
1284 1284  )))
1285 1285  
1286 1286  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1544,7 +1544,7 @@
1544 1544  
1545 1545  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1546 1546  
1547 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1394 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1548 1548  
1549 1549  Search under The things network
1550 1550  
... ... @@ -1729,6 +1729,7 @@
1729 1729  
1730 1730  **Black:  GND**
1731 1731  
1579 +
1732 1732  **Connection diagram:**
1733 1733  
1734 1734  [[image:1653357640609-758.png]]
... ... @@ -1736,22 +1736,6 @@
1736 1736  [[image:1653357648330-671.png||height="155" width="733"]]
1737 1737  
1738 1738  
1739 -Example connected to a regulated power supply to measure voltage
1740 -
1741 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1742 -
1743 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1744 -
1745 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1746 -
1747 -
1748 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1749 -
1750 -(% style="color:red" %)**Red:  12~~24v**
1751 -
1752 -**Black:  GND**
1753 -
1754 -
1755 1755  === 3.6.5 Relay Output ===
1756 1756  
1757 1757  
... ... @@ -1770,41 +1770,9 @@
1770 1770  == 3.7 LEDs Indicators ==
1771 1771  
1772 1772  
1773 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1774 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1775 -|**PWR**|Always on if there is power
1776 -|**SYS**|(((
1777 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1778 -)))
1779 -|**TX**|(((
1780 -(((
1781 -Device boot: TX blinks 5 times.
1782 -)))
1605 +[[image:image-20220524100748-11.png]]
1783 1783  
1784 -(((
1785 -Successful join network: TX ON for 5 seconds.
1786 -)))
1787 1787  
1788 -(((
1789 -Transmit a LoRa packet: TX blinks once
1790 -)))
1791 -)))
1792 -|**RX**|RX blinks once when receive a packet.
1793 -|**DO1**|
1794 -|**DO2**|
1795 -|**DO3**|
1796 -|**DI2**|(((
1797 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1798 -)))
1799 -|**DI2**|(((
1800 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1801 -)))
1802 -|**DI2**|(((
1803 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1804 -)))
1805 -|**RO1**|
1806 -|**RO2**|
1807 -
1808 1808  = 4. Use AT Command =
1809 1809  
1810 1810  == 4.1 Access AT Command ==
... ... @@ -2290,20 +2290,14 @@
2290 2290  [[image:1653360498588-932.png||height="485" width="726"]]
2291 2291  
2292 2292  
2293 -== 6.4 How to change the uplink interval？ ==
2093 +== 6.4 Can I see counting event in Serial? ==
2294 2294  
2295 2295  
2296 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2297 -
2298 -
2299 -== 6.5 Can I see counting event in Serial? ==
2300 -
2301 -
2302 2302  (((
2303 2303  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2304 2304  
2305 2305  
2306 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2100 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2307 2307  
2308 2308  
2309 2309  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
... ... @@ -2312,7 +2312,7 @@
2312 2312  )))
2313 2313  
2314 2314  (((
2315 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2109 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2316 2316  
2317 2317  
2318 2318  If the device is not shut down, but directly powered off.
... ... @@ -2324,7 +2324,7 @@
2324 2324  After restart, the status before power failure will be read from flash.
2325 2325  
2326 2326  
2327 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2121 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2328 2328  
2329 2329  
2330 2330  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2333,7 +2333,7 @@
2333 2333  [[image:image-20221006170630-1.png||height="610" width="945"]]
2334 2334  
2335 2335  
2336 -== 6.9 Can LT22222-L save RO state? ==
2130 +== 6.8 Can LT22222-L save RO state? ==
2337 2337  
2338 2338  
2339 2339  Firmware version needs to be no less than 1.6.0.
... ... @@ -2396,6 +2396,8 @@
2396 2396  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2397 2397  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2398 2398  
2193 +
2194 +
2399 2399  = 9. Packing Info =
2400 2400  
2401 2401  
... ... @@ -2413,6 +2413,8 @@
2413 2413  * Package Size / pcs : 14.5 x 8 x 5 cm
2414 2414  * Weight / pcs : 170g
2415 2415  
2212 +
2213 +
2416 2416  = 10. Support =
2417 2417  
2418 2418  
... ... @@ -2420,7 +2420,7 @@
2420 2420  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2421 2421  )))
2422 2422  * (((
2423 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]
2221 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2424 2424  
2425 2425  
2426 2426  
... ... @@ -2432,3 +2432,5 @@
2432 2432  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2433 2433  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2434 2434  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2233 +
2234 +
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